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Mazda CX-90 Recall 24V814: Dashboard Power Unit Can Disable Safety Warnings at Startup

NHTSA campaign 24V814, reported October 31, 2024, 80,915 vehicles potentially affected.

What this recall means for you

This recall covers certain 2024-2025 Mazda CX-90 and 2025 Mazda CX-70 vehicles equipped with a Dash Electrical Supply Unit (ESU). At vehicle startup, the ESU may not function properly, which can cause the defroster, seat belt warning, 360-degree view monitor, and, on plug-in hybrid models, the high-voltage battery cooling system to not work correctly.

Because the ESU may not function properly, the risk of a crash is increased. Losing the defroster can reduce visibility, the seat belt warning may not alert you if a belt is unbuckled, and the 360-degree view monitor may not help you see obstacles while maneuvering.

Authorized Mazda dealers will reprogram the Dash ESU with improved software at no charge. Owner notification letters were mailed December 18, 2024. You can also contact Mazda customer service at 1-800-222-5500, Option 6, and reference Mazda recall number 7124J. Check your vehicle's VIN for open recalls to see whether your vehicle is affected.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 24V814Mazda North American Operations
Component
ELECTRICAL SYSTEM:SOFTWARE; STRUCTURE:INTERIOR PANELS:DASHBOARD
Problem
Mazda North American Operations (Mazda) is recalling certain 2024-2025 CX-90 and 2025 CX-70 vehicles equipped with a Dash Electrical Supply Unit (ESU). During vehicle startup, the defroster, seat belt warning, 360° view monitor functions, and the PHEV high-voltage battery cooling system may not function properly.
Risk
An ESU that does not function properly, increases the risk of a crash.
Remedy
Dealers will reprogram the Dash ESU with improved software, free of charge. Owner notification letters were mailed December 18, 2024. Owners may contact Mazda customer service at 1-800-222-5500 Option 6. Mazda's number for this recall is 7124J.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153) or go to www.nhtsa.gov.

Affected vehicles

Mazda CX-702025
Mazda CX-9020242025